CN203797548U - Solar street lamp system capable of automatically tracking sun - Google Patents
Solar street lamp system capable of automatically tracking sun Download PDFInfo
- Publication number
- CN203797548U CN203797548U CN201420226839.2U CN201420226839U CN203797548U CN 203797548 U CN203797548 U CN 203797548U CN 201420226839 U CN201420226839 U CN 201420226839U CN 203797548 U CN203797548 U CN 203797548U
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- sun
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a solar street lamp system capable of automatically tracking the sun, and relates to the technical fields of the power electronic technology and control systems. The solar street lamp system is formed by a single-chip microcomputer, a solar cell, a charging circuit, a storage battery and an energy-saving lamp. The single-chip microcomputer, a motor driving circuit, stepping motors, a dual-shaft transmission mechanism and the solar cell are sequentially connected. The output of the solar cell is connected with the charging circuit to be connected to the storage battery, the output of the storage battery is connected to a boosting inverter circuit, and the output of the boosting inverter circuit is connected to the energy-saving lamp. According to the solar street lamp system, the position of the sun can be automatically judged, the solar cell can be aligned with the sun in real time, the light energy use ratio is increased, and the solar street lamp system can normally emit light under the dark condition. Photoresistors installed in the horizontal axis direction and the vertical axis direction provide position information of the sun in the horizontal direction and the vertical direction and transmit the position information to the single-chip microcomputer, the single-chip microcomputer controls the stepping motors in the horizontal axis direction and the vertical axis direction to rotate according to solar position signals, and a solar cell panel can be aligned with the sun in real time.
Description
Technical field
The utility model relates to Power Electronic Technique and control system technical field, relates in particular to a kind of Solar Street Lighting System from the motion tracking sun, has realized the control that solar panel is followed the tracks of position of sun angle.
Background technology
At present; fossil energy reserves are in the world fewer and feweri; the mankind are about to face the crisis of fossil energy shortage; find a kind of novel regenerative resource extremely urgent; meanwhile, use traditional fossil energy inevitably can cause environmental problem, particularly many ground of China haze weather is more and more serious in recent years; the problem of global warming is all inseparable with a large amount of uses of fossil energy.Solar energy is as a kind of new forms of energy form, inexhaustible, and can not bring the problems such as environmental pollution, by the energy that becomes the mankind and give priority to from now on.The energy of solar street light comes from solar energy, change luminous energy into electrical power storage in battery by solar panel daytime, powered to electricity-saving lamp by battery night, each street lamp just can form an independently system, therefore needn't cable laying, bring great convenience to construction and maintenance, also reduced investment simultaneously.The cell panel of traditional solar street light is the top that is fixed on street lamp, but the sun rises in east and drop in west every day, the residing position of the sun is not identical constantly for each, and fixed solar panel can only be toward the direction, so just caused luminous energy absorption efficiency not high enough, caused the waste of the energy, because the efficiency of light energy utilization is not high, when running into continuous rainy weather, in battery, cannot store the normal work that enough energy maintain system, for this reason, designed the solar street light of automatic tracking position of sun here.
Utility model content
The purpose of this utility model is a kind of solar cell of design solar energy path control system of tracking position of sun automatically, and having solved solar cell can not move, the problem that lighting efficiency is low.
A kind of Solar Street Lighting System from the motion tracking sun of the present utility model, to be formed by single-chip microcomputer, solar cell, charging circuit, battery and electricity-saving lamp, described single-chip microcomputer, motor-drive circuit, stepping motor, two-axle gear and solar cell are connected successively, and solar cell output connects charging circuit to battery, battery output and is connected to boost inverter circuit; Single-chip microcomputer output connects respectively charging circuit and boost inverter circuit; Boost inverter circuit output is connected to electricity-saving lamp.
As further improvement of the utility model, boost inverter circuit has connected holding circuit, and single-chip microcomputer has connected photo resistance.
A kind of Solar Street Lighting System from the motion tracking sun of the present utility model, when daytime, light was stronger, solar cell absorbs sunlight and generates electricity, and by sent electrical power storage in battery, during generating, solar panel can regulate level and vertical angle automatically according to the orientation of the sun, and remain that solar panel faces the sun, improve to greatest extent the utilization rate of luminous energy, at night or rather dark rainy weather, battery is that electricity-saving lamp is powered by boost inverter circuit, illuminate road, simultaneously corresponding holding circuit plays corresponding protective effect.
A kind of Solar Street Lighting System from the motion tracking sun of the present utility model, while utilizing solar electrical energy generation by day, can automatically according to the orientation of the sun, adjust the angle of solar panel, absorb as much as possible luminous energy, so just can in battery, store more electric energy, system is worked the longer time under condition unglazed or that light is poor, the charge and discharge of solar street light meanwhile, the angle of solar cell is all controlled by single-chip microcomputer, and is furnished with corresponding holding circuit, and by photo resistance, carry out the detection of light signal, transmission mechanism by driven by motor trunnion axis and vertical axes is realized.In addition, the utility model is novel, reasonable in design, is easy to realize and apply.
Accompanying drawing explanation
Fig. 1 is the utility model structured flowchart;
Fig. 2 is interface microcontroller circuit diagram in the utility model;
Fig. 3 is the utility model Data collecting conversion circuit diagram;
Fig. 4 is that the utility model is counted stepper motor driving circuit figure;
Fig. 5 is the utility model boost inverter circuit figure;
Fig. 6 is the utility model holding circuit figure.
The specific embodiment
Solar Street Lighting System from the motion tracking sun of the present utility model, as shown in Figure 1, to be formed by single-chip microcomputer, solar cell, charging circuit, battery and electricity-saving lamp, described single-chip microcomputer, motor-drive circuit, stepping motor, two-axle gear and solar cell are connected successively, and solar cell output connects charging circuit to battery, battery output and is connected to boost inverter circuit; Single-chip microcomputer output connects respectively charging circuit and boost inverter circuit; Boost inverter circuit output is connected to electricity-saving lamp.Boost inverter circuit has connected holding circuit, and single-chip microcomputer has connected photo resistance.
Below for of the present utility model in the Solar Street Lighting System of the motion tracking sun each circuit describe.
1, interface microcontroller circuit
This system single-chip microcomputer adopts AT89C51 chip, and as shown in Figure 2, except the required minimum system of single-chip microcomputer connects pin, wherein P0.2-P0.4 is photo resistance signal input pin, is used for receiving the signal from photo resistance; P0.7 pin and P06 pin are respectively the selection pin of trunnion axis and vertical axes stepper motor, P2.0-P2.3 is the control pin that stepper motor turns over angle, so just can the angle of control step motor in trunnion axis and vertical axes direction, make solar panel over against the sun; P3.1-P3.3 is used for controlling the duty of boost inverter circuit, and P3.4-P3.5 connects holding circuit, realizes signal transmission and control to holding circuit.
2, Data collecting conversion circuit
The signals collecting of this system is used the photo resistance of three pairs of GL3516 types, as shown in Figure 3.In a pair of horizontal direction that is arranged on solar panel, be used for determining the horizontal level of the sun, if this pair of photo resistance resistance equates, this solar panel is in the horizontal direction for aiming at the state of the sun so, also have a pair of photo resistance to be arranged on the vertical direction of solar panel, in like manner, this is a pair of is used for adjusting solar panel in the vertical direction and aims at the sun, in addition also have a pair of photo resistance to be arranged on respectively front and the back side of solar panel, object is when solar panel is back to the sun time, solar cell can be turned to, simultaneously when ambient light secretly arrives certain value, street lamp is carried out luminous, the control of whole process, all to single-chip microcomputer transmission of information by photo resistance, and realized by the corresponding stepper motor of Single-chip Controlling.
3, stepper motor driving circuit
Native system adopts two Induction Motor-Driven chip L296 respectively the asynchronous machine of trunnion axis and vertical axes is driven and controlled, according to the command signal of single-chip microcomputer, control corresponding horizontal shaft electric machine and vertical axes motor turns over corresponding angle, make solar cell over against the sun, as shown in Figure 4.
4, boost inverter circuit
The converting direct-current power into alternating-current power that boost inverter circuit is mainly used to battery to discharge is for electricity-saving lamp, and mainly being controlled by AT89C51 single-chip microcomputer of circuit, comprises voltage stabilizing chip L7805, transistor 2SC1815, P-channel field-effect transistor (PEFT) pipe 2SJ471, N channel field-effect pipe 2SK2956, the polar capacitor of 100UF, the crystal oscillator of 12MHZ, the ceramic disc capacitor of 30PF, 1K, 10K resistance, the formations such as the step-up transformer of 12V-220V, as shown in Figure 5.
5, holding circuit
As shown in Figure 6, holding circuit is used PC817 and LM358 chip.2 and 3 pins of LM358 can amplify power supply signal, and 5 and 6 pins amplify output signal.While there is the faults such as short circuit in the circuit of connection battery one end; at this moment 1 and 7 pins that connect single-chip microcomputer can pass to single-chip microcomputer signal; under the control of single-chip microcomputer, cut off the electricity supply in time; meanwhile PC817 chip application is at bistable circuit; utilize light emitting diode to realize the photoelectricity isolation of main circuit and control circuit, circuit is protected.
In use, only need be in the position that street lamp need to be installed, set up light pole and by the electricity-saving lamp of the Solar Street Lighting System from the motion tracking sun towards ground, and solar panel is placed in to top of street lamp post, system is fixed afterwards without cable laying, system just can normally be carried out work, and each street lamp is exactly an independently system.Daytime is when bright and clear, photo resistance in trunnion axis and vertical axes direction just can detect the position of the sun automatically, and position signalling is passed to single-chip microcomputer, the drive circuit of Single-chip Controlling stepper motor, make the stepper motor of trunnion axis and vertical axes rotate suitable angle, drive in real time solar panel rotate and make solar panel aim in real time the sun, improved the utilization rate of luminous energy, make battery can store more electric energy, increase the working time of street lamp night or continuous rainy weather.
Claims (2)
1. from the Solar Street Lighting System of the motion tracking sun, to be formed by single-chip microcomputer, solar cell, charging circuit, battery and electricity-saving lamp, it is characterized in that single-chip microcomputer, motor-drive circuit, stepping motor, two-axle gear and solar cell are connected successively, solar cell output connects charging circuit to battery, battery output and is connected to boost inverter circuit; Single-chip microcomputer output connects respectively charging circuit and boost inverter circuit; Boost inverter circuit output is connected to electricity-saving lamp.
2. the Solar Street Lighting System from the motion tracking sun as claimed in claim 1, is characterized in that boost inverter circuit has connected holding circuit, and single-chip microcomputer has connected photo resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226839.2U CN203797548U (en) | 2014-05-06 | 2014-05-06 | Solar street lamp system capable of automatically tracking sun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420226839.2U CN203797548U (en) | 2014-05-06 | 2014-05-06 | Solar street lamp system capable of automatically tracking sun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203797548U true CN203797548U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420226839.2U Expired - Fee Related CN203797548U (en) | 2014-05-06 | 2014-05-06 | Solar street lamp system capable of automatically tracking sun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203797548U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104850034A (en) * | 2014-12-19 | 2015-08-19 | 朱伟华 | Novel active light finding zero-power-consumption lighting system based on ARM technology |
| CN110928333A (en) * | 2018-09-19 | 2020-03-27 | 漳浦比速光电科技有限公司 | Solar cell mounting plate capable of automatically adjusting angle for illumination |
-
2014
- 2014-05-06 CN CN201420226839.2U patent/CN203797548U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104850034A (en) * | 2014-12-19 | 2015-08-19 | 朱伟华 | Novel active light finding zero-power-consumption lighting system based on ARM technology |
| CN110928333A (en) * | 2018-09-19 | 2020-03-27 | 漳浦比速光电科技有限公司 | Solar cell mounting plate capable of automatically adjusting angle for illumination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20150506 |
|
| EXPY | Termination of patent right or utility model |